495057920

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{727}}^1$

素因数の和:778

約数の個数: 176

約数和(自身を含む): 1430607360

約数和(自身を除く): 935549440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 256, 266, 280, 304, 320, 380, 448, 512, 532, 560, 608, 640, 665, 727, 760, 896, 1024, 1064, 1120, 1216, 1280, 1330, 1454, 1520, 1792, 2128, 2240, 2432, 2560, 2660, 2908, 3040, 3584, 3635, 4256, 4480, 4864, 5089, 5120, 5320, 5816, 6080, 7168, 7270, 8512, 8960, 9728, 10178, 10640, 11632, 12160, 13813, 14540, 17024, 17920, 19456, 20356, 21280, 23264, 24320, 25445, 27626, 29080, 34048, 35840, 40712, 42560, 46528, 48640, 50890, 55252, 58160, 68096, 69065, 81424, 85120, 93056, 96691, 97280, 101780, 110504, 116320, 136192, 138130, 162848, 170240, 186112, 193382, 203560, 221008, 232640, 276260, 325696, 340480, 372224, 386764, 407120, 442016, 465280, 483455, 552520, 651392, 680960, 744448, 773528, 814240, 884032, 930560, 966910, 1105040, 1302784, 1547056, 1628480, 1768064, 1861120, 1933820, 2210080, 2605568, 3094112, 3256960, 3536128, 3722240, 3867640, 4420160, 5211136, 6188224, 6513920, 7072256, 7735280, 8840320, 12376448, 13027840, 14144512, 15470560, 17680640, 24752896, 26055680, 30941120, 35361280, 49505792, 61882240, 70722560, 99011584, 123764480, 247528960, 495057920]

約数ペア:

[(1, 495057920), (2, 247528960), (4, 123764480), (5, 99011584), (7, 70722560), (8, 61882240), (10, 49505792), (14, 35361280), (16, 30941120), (19, 26055680), (20, 24752896), (28, 17680640), (32, 15470560), (35, 14144512), (38, 13027840), (40, 12376448), (56, 8840320), (64, 7735280), (70, 7072256), (76, 6513920), (80, 6188224), (95, 5211136), (112, 4420160), (128, 3867640), (133, 3722240), (140, 3536128), (152, 3256960), (160, 3094112), (190, 2605568), (224, 2210080), (256, 1933820), (266, 1861120), (280, 1768064), (304, 1628480), (320, 1547056), (380, 1302784), (448, 1105040), (512, 966910), (532, 930560), (560, 884032), (608, 814240), (640, 773528), (665, 744448), (727, 680960), (760, 651392), (896, 552520), (1024, 483455), (1064, 465280), (1120, 442016), (1216, 407120), (1280, 386764), (1330, 372224), (1454, 340480), (1520, 325696), (1792, 276260), (2128, 232640), (2240, 221008), (2432, 203560), (2560, 193382), (2660, 186112), (2908, 170240), (3040, 162848), (3584, 138130), (3635, 136192), (4256, 116320), (4480, 110504), (4864, 101780), (5089, 97280), (5120, 96691), (5320, 93056), (5816, 85120), (6080, 81424), (7168, 69065), (7270, 68096), (8512, 58160), (8960, 55252), (9728, 50890), (10178, 48640), (10640, 46528), (11632, 42560), (12160, 40712), (13813, 35840), (14540, 34048), (17024, 29080), (17920, 27626), (19456, 25445), (20356, 24320), (21280, 23264)]